172
FZUS51 KBOX 170604
CWFBOX
COASTAL WATERS FORECAST FOR MASSACHUSETTS AND RHODE ISLAND
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
104 AM EST SAT JAN 17 2026
COASTAL WATERS FROM THE MERRIMACK RIVER MA TO WATCH HILL RI OUT
TO 25 NM
ANZ200-171900-
104 AM EST SAT JAN 17 2026
SYNOPSIS FOR MASSACHUSETTS AND RHODE ISLAND COASTAL WATERS
A RIDGE OF HIGH PRES S OF THE WATERS MOVES OFFSHORE TONIGHT. A COLD
FRONT MOVES INTO SOUTHERN NEW ENG SAT AFTERNOON AND NIGHT. LOW PRES
DEVELOPS OFF THE MID ATLC COAST SUN AND TRACKS S AND E OF THE WATERS
LATE SUN AND SUN NIGHT. WEAK HIGH PRES MOVES INTO THE WATERS MON,
THEN AN ARCTIC FRONT WILL CROSS THE WATERS MON NIGHT FOLLOWED BY
GALE FORCE WESTERLY WIND GUSTS AND MODERATE FREEZING SPRAY INTO TUE.
HIGH PRES BUILDS INTO THE WATERS TUE NIGHT MOVING OFFSHORE WED.
ANZ250-171900-
COASTAL WATERS EAST OF IPSWICH BAY AND THE STELLWAGEN BANK
NATIONAL MARINE SANCTUARY-
104 AM EST SAT JAN 17 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING
REST OF TONIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 3 TO 5 FT. WAVE DETAIL: SW 3 FT AT 5 SECONDS AND SE 3 FT AT
12 SECONDS.
SAT
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 3 TO
5 FT. WAVE DETAIL: SW 3 FT AT 4 SECONDS AND SE 3 FT AT
12 SECONDS. A CHANCE OF RAIN.
SAT NIGHT
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE
EVENING. SEAS 3 TO 5 FT. WAVE DETAIL: SW 4 FT AT 4 SECONDS AND SE
3 FT AT 10 SECONDS. PATCHY FOG IN THE EVENING. A CHANCE OF RAIN
IN THE EVENING.
SUN
SW WINDS 5 TO 10 KT. SEAS 2 TO 4 FT. WAVE DETAIL: SE 3 FT
AT 10 SECONDS AND W 2 FT AT 4 SECONDS. A CHANCE OF RAIN. A CHANCE
OF SNOW IN THE AFTERNOON.
SUN NIGHT
NW WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH
GUSTS UP TO 20 KT AFTER MIDNIGHT. SEAS 2 TO 4 FT. WAVE DETAIL: SE
3 FT AT 9 SECONDS AND W 2 FT AT 3 SECONDS. A CHANCE OF SNOW. RAIN
LIKELY IN THE EVENING.
MON
W WINDS 15 TO 20 KT, BECOMING SW 20 TO 25 KT WITH GUSTS UP
TO 30 KT IN THE AFTERNOON. SEAS 3 TO 5 FT. WAVE DETAIL: SW 5 FT
AT 5 SECONDS AND SE 3 FT AT 8 SECONDS.
MON NIGHT
SW WINDS 20 TO 25 KT, BECOMING W 25 TO 30 KT AFTER
MIDNIGHT. SEAS 5 TO 7 FT. LIGHT FREEZING SPRAY AFTER MIDNIGHT.
TUE
W WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 5 TO
7 FT. LIGHT FREEZING SPRAY.
TUE NIGHT
W WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS
5 TO 7 FT. LIGHT FREEZING SPRAY.
WED
W WINDS 20 TO 25 KT. SEAS 4 TO 6 FT. LIGHT FREEZING SPRAY.
WED NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
3 TO 5 FT. LIGHT FREEZING SPRAY. A CHANCE OF SNOW SHOWERS.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ251-171900-
MASSACHUSETTS BAY AND IPSWICH BAY-
104 AM EST SAT JAN 17 2026
REST OF TONIGHT
SW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE
DETAIL: W 2 FT AT 3 SECONDS AND E 2 FT AT 13 SECONDS. A CHANCE OF
SNOW.
SAT
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
3 FT. WAVE DETAIL: S 3 FT AT 3 SECONDS AND E 2 FT AT 12 SECONDS.
A CHANCE OF RAIN AND SNOW IN THE MORNING, THEN RAIN LIKELY IN THE
AFTERNOON.
SAT NIGHT
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE
EVENING. SEAS 2 TO 3 FT. WAVE DETAIL: SW 3 FT AT 3 SECONDS AND E
2 FT AT 11 SECONDS. A CHANCE OF RAIN IN THE EVENING.
SUN
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: SW
2 FT AT 3 SECONDS AND SE 2 FT AT 10 SECONDS. A CHANCE OF SNOW.
SUN NIGHT
NW WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT AFTER
MIDNIGHT. SEAS AROUND 2 FT. WAVE DETAIL: NW 2 FT AT 3 SECONDS AND
SE 2 FT AT 10 SECONDS. A CHANCE OF SNOW.
MON
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO
3 FT. WAVE DETAIL: SW 3 FT AT 4 SECONDS AND SE 2 FT AT 9 SECONDS.
MON NIGHT
W WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS
2 TO 4 FT. LIGHT FREEZING SPRAY AFTER MIDNIGHT.
TUE THROUGH WED
SW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT.
SEAS 2 TO 4 FT. LIGHT FREEZING SPRAY.
WED NIGHT
SW WINDS 15 TO 20 KT. SEAS 2 TO 4 FT. LIGHT FREEZING
SPRAY. A CHANCE OF SNOW SHOWERS.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ231-171900-
CAPE COD BAY-
104 AM EST SAT JAN 17 2026
REST OF TONIGHT
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE
DETAIL: W 2 FT AT 5 SECONDS AND SE 2 FT AT 11 SECONDS.
SAT
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
3 FT. WAVE DETAIL: S 2 FT AT 3 SECONDS AND SE 2 FT AT 11 SECONDS.
A CHANCE OF RAIN IN THE AFTERNOON.
SAT NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,
DIMINISHING TO 5 TO 10 KT AFTER MIDNIGHT. SEAS AROUND 2 FT. WAVE
DETAIL: SW 2 FT AT 3 SECONDS AND SE 2 FT AT 7 SECONDS. PATCHY FOG
IN THE EVENING. A CHANCE OF RAIN IN THE EVENING.
SUN
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: SE
2 FT AT 10 SECONDS AND SW 1 FOOT AT 3 SECONDS. A CHANCE OF RAIN
IN THE MORNING, THEN RAIN AND SNOW LIKELY IN THE AFTERNOON.
SUN NIGHT
N WINDS 5 TO 10 KT, BECOMING NW 10 TO 15 KT AFTER
MIDNIGHT. SEAS AROUND 2 FT. WAVE DETAIL: SE 2 FT AT 9 SECONDS AND
NW 1 FOOT AT 3 SECONDS. SNOW LIKELY, MAINLY IN THE EVENING.
MON
W WINDS 10 TO 15 KT, BECOMING SW 20 TO 25 KT IN THE
AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: SW 3 FT AT 4 SECONDS AND
SE 2 FT AT 8 SECONDS.
MON NIGHT
W WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS
2 TO 4 FT. LIGHT FREEZING SPRAY AFTER MIDNIGHT.
TUE THROUGH WED
W WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT.
SEAS 2 TO 4 FT. LIGHT FREEZING SPRAY.
WED NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
2 TO 3 FT. LIGHT FREEZING SPRAY. A CHANCE OF SNOW SHOWERS.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ254-171900-
COASTAL WATERS FROM PROVINCETOWN MA TO CHATHAM MA TO NANTUCKET MA
OUT 20 NM-
104 AM EST SAT JAN 17 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH SUNDAY EVENING
REST OF TONIGHT
SW WINDS 10 TO 15 KT. SEAS 4 TO 6 FT. WAVE
DETAIL: W 4 FT AT 6 SECONDS AND S 4 FT AT 11 SECONDS.
SAT
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 3 TO
5 FT. WAVE DETAIL: S 4 FT AT 5 SECONDS AND SE 4 FT AT 11 SECONDS.
SAT NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,
BECOMING W 5 TO 10 KT AFTER MIDNIGHT. SEAS 4 TO 6 FT. WAVE
DETAIL: S 5 FT AT 10 SECONDS AND SW 4 FT AT 5 SECONDS.
SUN
W WINDS 5 TO 10 KT. SEAS 3 TO 5 FT. WAVE DETAIL: S 5 FT AT
9 SECONDS AND NW 1 FOOT AT 4 SECONDS. A CHANCE OF RAIN IN THE
MORNING, THEN RAIN LIKELY IN THE AFTERNOON.
SUN NIGHT
N WINDS 10 TO 15 KT, BECOMING NW WITH GUSTS UP TO
20 KT AFTER MIDNIGHT. SEAS 3 TO 4 FT. WAVE DETAIL: S 4 FT AT
8 SECONDS AND NW 3 FT AT 4 SECONDS. A CHANCE OF SNOW. RAIN LIKELY
IN THE EVENING, THEN A CHANCE OF RAIN AFTER MIDNIGHT.
MON
W WINDS 15 TO 20 KT, BECOMING SW 20 TO 25 KT WITH GUSTS UP
TO 30 KT IN THE AFTERNOON. SEAS 4 TO 6 FT. WAVE DETAIL: SW 6 FT
AT 5 SECONDS AND SE 4 FT AT 8 SECONDS.
MON NIGHT
W WINDS 20 TO 25 KT WITH GUSTS UP TO 35 KT. SEAS
5 TO 7 FT, BUILDING TO 6 TO 9 FT AFTER MIDNIGHT. S AND E OF
NANTUCKET, SEAS 8 TO 11 FT, BUILDING TO 9 TO 13 FT AFTER
MIDNIGHT. LIGHT FREEZING SPRAY AFTER MIDNIGHT.
TUE AND TUE NIGHT
W WINDS 20 TO 25 KT WITH GUSTS UP TO 35 KT.
SEAS 5 TO 8 FT. S AND E OF NANTUCKET, SEAS 9 TO 13 FT, SUBSIDING
TO 7 TO 10 FT. LIGHT FREEZING SPRAY.
WED
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 4 TO
6 FT. LIGHT FREEZING SPRAY.
WED NIGHT
SW WINDS 15 TO 20 KT. SEAS 4 TO 6 FT. A CHANCE OF
SNOW SHOWERS.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ255-171900-
COASTAL WATERS EXTENDING OUT TO 25 NM SOUTH OF MARTHAS VINEYARD
AND NANTUCKET-
104 AM EST SAT JAN 17 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH SUNDAY EVENING
REST OF TONIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 4 TO 6 FT. WAVE DETAIL: SW 5 FT AT 8 SECONDS AND S 4 FT AT
11 SECONDS. A CHANCE OF RAIN.
SAT
S WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 5 TO
7 FT. WAVE DETAIL: SW 6 FT AT 8 SECONDS AND SE 5 FT AT
11 SECONDS.
SAT NIGHT
W WINDS 15 TO 20 KT, DIMINISHING TO 5 TO 10 KT AFTER
MIDNIGHT. SEAS 5 TO 7 FT. WAVE DETAIL: SW 7 FT AT 9 SECONDS.
SUN
SW WINDS 5 TO 10 KT, BECOMING NW IN THE AFTERNOON. SEAS
4 TO 6 FT. WAVE DETAIL: S 6 FT AT 9 SECONDS. A CHANCE OF RAIN IN
THE MORNING, THEN RAIN LIKELY IN THE AFTERNOON.
SUN NIGHT
N WINDS 10 TO 15 KT, BECOMING NW 15 TO 20 KT AFTER
MIDNIGHT. SEAS 3 TO 5 FT. WAVE DETAIL: S 5 FT AT 8 SECONDS AND W
4 FT AT 5 SECONDS. SNOW AND RAIN LIKELY IN THE EVENING, THEN A
CHANCE OF SNOW AFTER MIDNIGHT.
MON
W WINDS 20 TO 25 KT, INCREASING TO 25 TO 30 KT IN THE
AFTERNOON. SEAS 4 TO 6 FT, BUILDING TO 6 TO 9 FT IN THE
AFTERNOON. WAVE DETAIL: W 6 FT AT 6 SECONDS AND SE 4 FT AT
8 SECONDS, BECOMING SW 9 FT AT 7 SECONDS AND SE 3 FT AT
9 SECONDS.
MON NIGHT
W WINDS 30 TO 35 KT, BECOMING 25 TO 35 KT AFTER
MIDNIGHT. SEAS 9 TO 12 FT. LIGHT FREEZING SPRAY AFTER MIDNIGHT.
TUE
W WINDS 25 TO 30 KT WITH GUSTS UP TO 35 KT. SEAS 8 TO
11 FT. LIGHT FREEZING SPRAY.
TUE NIGHT
W WINDS 25 TO 30 KT. SEAS 7 TO 10 FT. LIGHT FREEZING
SPRAY.
WED
W WINDS 20 TO 25 KT. SEAS 5 TO 8 FT. LIGHT FREEZING SPRAY.
WED NIGHT
SW WINDS 20 TO 25 KT. SEAS 5 TO 7 FT.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ256-171900-
COASTAL WATERS FROM MONTAUK NY TO MARTHAS VINEYARD EXTENDING OUT
TO 20 NM SOUTH OF BLOCK ISLAND-
104 AM EST SAT JAN 17 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH SUNDAY EVENING
REST OF TONIGHT
SW WINDS 15 TO 20 KT. SEAS 5 TO 6 FT. WAVE
DETAIL: SW 5 FT AT 7 SECONDS AND SE 3 FT AT 11 SECONDS.
SAT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 5 TO
7 FT. WAVE DETAIL: SW 7 FT AT 8 SECONDS AND SE 7 FT AT
10 SECONDS.
SAT NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT,
DIMINISHING TO 10 TO 15 KT AFTER MIDNIGHT. SEAS 5 TO 7 FT. WAVE
DETAIL: SW 7 FT AT 7 SECONDS AND S 7 FT AT 9 SECONDS.
SUN
W WINDS 5 TO 10 KT, BECOMING NW IN THE AFTERNOON. SEAS
5 TO 6 FT. WAVE DETAIL: S 6 FT AT 9 SECONDS. A CHANCE OF RAIN IN
THE MORNING, THEN RAIN AND SNOW LIKELY IN THE AFTERNOON.
SUN NIGHT
NW WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT
AFTER MIDNIGHT. SEAS 4 TO 5 FT. WAVE DETAIL: S 5 FT AT 8 SECONDS
AND NW 4 FT AT 5 SECONDS. SNOW LIKELY, MAINLY IN THE EVENING.
MON
W WINDS 20 TO 25 KT, INCREASING TO 25 TO 30 KT IN THE
AFTERNOON. SEAS 4 TO 5 FT, BUILDING TO 5 TO 8 FT IN THE
AFTERNOON. WAVE DETAIL: W 5 FT AT 6 SECONDS AND SE 3 FT AT
8 SECONDS, BECOMING SW 8 FT AT 7 SECONDS AND SE 3 FT AT
9 SECONDS.
MON NIGHT
W WINDS 25 TO 30 KT WITH GUSTS UP TO 40 KT. SEAS
8 TO 11 FT. LIGHT FREEZING SPRAY AFTER MIDNIGHT.
TUE
W WINDS 25 TO 30 KT WITH GUSTS UP TO 35 KT. SEAS 7 TO
10 FT. LIGHT FREEZING SPRAY.
TUE NIGHT
W WINDS 25 TO 30 KT. SEAS 6 TO 9 FT. LIGHT FREEZING
SPRAY.
WED
W WINDS 20 TO 25 KT. SEAS 5 TO 7 FT. LIGHT FREEZING SPRAY.
WED NIGHT
SW WINDS 20 TO 25 KT. SEAS 5 TO 8 FT.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ232-171900-
NANTUCKET SOUND-
104 AM EST SAT JAN 17 2026
REST OF TONIGHT
SW WINDS AROUND 10 KT. SEAS 2 TO 3 FT. WAVE
DETAIL: SW 2 FT AT 6 SECONDS AND SE 2 FT AT 11 SECONDS.
SAT
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
4 FT. WAVE DETAIL: SW 3 FT AT 4 SECONDS AND SE 2 FT AT
11 SECONDS. A CHANCE OF RAIN IN THE MORNING.
SAT NIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,
DIMINISHING TO 5 TO 10 KT AFTER MIDNIGHT. SEAS 2 TO 4 FT. WAVE
DETAIL: SW 3 FT AT 4 SECONDS AND SE 2 FT AT 11 SECONDS. A CHANCE
OF RAIN IN THE EVENING. PATCHY FOG AFTER MIDNIGHT WITH VSBY 1 TO
3 NM.
SUN
SW WINDS 5 TO 10 KT, BECOMING NW IN THE AFTERNOON. SEAS
2 TO 3 FT. WAVE DETAIL: S 2 FT AT 9 SECONDS AND W 1 FOOT AT
5 SECONDS. A CHANCE OF RAIN IN THE MORNING, THEN RAIN LIKELY IN
THE AFTERNOON.
SUN NIGHT
N WINDS 10 TO 15 KT, BECOMING NW AFTER MIDNIGHT.
SEAS 2 TO 3 FT. WAVE DETAIL: NW 2 FT AT 3 SECONDS AND SE 2 FT AT
8 SECONDS. SNOW LIKELY, MAINLY IN THE EVENING.
MON
W WINDS 15 TO 20 KT, BECOMING SW 25 TO 30 KT IN THE
AFTERNOON. SEAS 2 TO 3 FT, BUILDING TO 3 TO 5 FT IN THE
AFTERNOON. WAVE DETAIL: W 3 FT AT 4 SECONDS AND SE 2 FT AT
8 SECONDS, BECOMING SW 5 FT AT 5 SECONDS AND SE 1 FOOT AT
8 SECONDS.
MON NIGHT
W WINDS 25 TO 30 KT WITH GUSTS UP TO 35 KT. SEAS
5 TO 7 FT. LIGHT FREEZING SPRAY AFTER MIDNIGHT.
TUE
W WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 4 TO
6 FT. LIGHT FREEZING SPRAY.
TUE NIGHT
W WINDS 20 TO 25 KT. SEAS 3 TO 5 FT. LIGHT FREEZING
SPRAY.
WED
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO
4 FT. LIGHT FREEZING SPRAY.
WED NIGHT
SW WINDS 15 TO 20 KT. SEAS 2 TO 4 FT. LIGHT FREEZING
SPRAY.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ233-171900-
VINEYARD SOUND-
104 AM EST SAT JAN 17 2026
REST OF TONIGHT
SW WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. WAVE
DETAIL: SW 3 FT AT 7 SECONDS AND S 2 FT AT 11 SECONDS.
SAT
S WINDS 10 TO 15 KT, BECOMING SW 15 TO 20 KT IN THE
AFTERNOON. SEAS 3 TO 5 FT. WAVE DETAIL: SW 4 FT AT 7 SECONDS AND
S 3 FT AT 10 SECONDS. A CHANCE OF RAIN IN THE AFTERNOON.
SAT NIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,
DIMINISHING TO 5 TO 10 KT AFTER MIDNIGHT. SEAS 3 TO 5 FT. WAVE
DETAIL: SW 4 FT AT 7 SECONDS AND S 4 FT AT 9 SECONDS. A CHANCE OF
RAIN IN THE EVENING.
SUN
SW WINDS 5 TO 10 KT, BECOMING W IN THE AFTERNOON. SEAS
2 TO 4 FT. WAVE DETAIL: S 4 FT AT 9 SECONDS AND SW 1 FOOT AT
6 SECONDS. A CHANCE OF RAIN AND SNOW IN THE MORNING, THEN RAIN
AND SNOW LIKELY IN THE AFTERNOON.
SUN NIGHT
NW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL: S
3 FT AT 8 SECONDS AND W 2 FT AT 4 SECONDS. SNOW LIKELY, MAINLY IN
THE EVENING.
MON
W WINDS 15 TO 20 KT, BECOMING SW 25 TO 30 KT IN THE
AFTERNOON. SEAS 2 TO 4 FT, BUILDING TO 4 TO 6 FT IN THE
AFTERNOON. WAVE DETAIL: W 4 FT AT 5 SECONDS AND S 2 FT AT
8 SECONDS, BECOMING S 6 FT AT 7 SECONDS.
MON NIGHT
W WINDS 25 TO 30 KT WITH GUSTS UP TO 35 KT. SEAS
5 TO 7 FT. LIGHT FREEZING SPRAY AFTER MIDNIGHT.
TUE
W WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 5 TO
7 FT. LIGHT FREEZING SPRAY.
TUE NIGHT AND WED
W WINDS 20 TO 25 KT, DIMINISHING TO 15 TO
20 KT. GUSTS UP TO 30 KT. SEAS 3 TO 5 FT. LIGHT FREEZING SPRAY.
WED NIGHT
SW WINDS 15 TO 20 KT. SEAS 3 TO 5 FT. LIGHT FREEZING
SPRAY.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ234-171900-
BUZZARDS BAY-
104 AM EST SAT JAN 17 2026
REST OF TONIGHT
SW WINDS AROUND 10 KT. SEAS 2 TO 3 FT. WAVE
DETAIL: SW 3 FT AT 7 SECONDS AND S 2 FT AT 11 SECONDS.
SAT
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
4 FT. WAVE DETAIL: SW 3 FT AT 7 SECONDS AND S 2 FT AT 11 SECONDS.
A CHANCE OF RAIN IN THE AFTERNOON.
SAT NIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,
DIMINISHING TO 5 TO 10 KT AFTER MIDNIGHT. SEAS 2 TO 4 FT. WAVE
DETAIL: SW 3 FT AT 7 SECONDS AND S 3 FT AT 9 SECONDS. PATCHY FOG
IN THE EVENING. A CHANCE OF RAIN IN THE EVENING.
SUN
W WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: S 3 FT AT
9 SECONDS AND SW 1 FOOT AT 7 SECONDS. A CHANCE OF SNOW IN THE
MORNING, THEN SNOW AND RAIN LIKELY IN THE AFTERNOON.
SUN NIGHT
NW WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT AFTER
MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: W 2 FT AT 4 SECONDS AND S
2 FT AT 8 SECONDS. SNOW LIKELY, MAINLY IN THE EVENING.
MON
W WINDS 15 TO 20 KT, BECOMING SW 20 TO 25 KT IN THE
AFTERNOON. GUSTS UP TO 30 KT. SEAS 2 TO 3 FT, BUILDING TO 3 TO
5 FT IN THE AFTERNOON. WAVE DETAIL: SW 3 FT AT 4 SECONDS AND S
2 FT AT 8 SECONDS, BECOMING S 5 FT AT 7 SECONDS.
MON NIGHT
W WINDS 25 TO 30 KT. SEAS 4 TO 6 FT. LIGHT FREEZING
SPRAY AFTER MIDNIGHT.
TUE
W WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 3 TO
5 FT. LIGHT FREEZING SPRAY.
TUE NIGHT AND WED
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.
SEAS 2 TO 4 FT. LIGHT FREEZING SPRAY.
WED NIGHT
SW WINDS 15 TO 20 KT. SEAS 2 TO 4 FT. LIGHT FREEZING
SPRAY.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ235-171900-
RHODE ISLAND SOUND-
104 AM EST SAT JAN 17 2026
REST OF TONIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 3 TO 5 FT. WAVE DETAIL: SW 4 FT AT 7 SECONDS AND S 3 FT AT
11 SECONDS.
SAT
SW WINDS 15 TO 20 KT. SEAS 4 TO 6 FT. WAVE DETAIL: S 6 FT
AT 10 SECONDS AND SW 5 FT AT 7 SECONDS. A CHANCE OF RAIN IN THE
AFTERNOON.
SAT NIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,
DIMINISHING TO 5 TO 10 KT AFTER MIDNIGHT. SEAS 4 TO 6 FT. WAVE
DETAIL: SW 6 FT AT 7 SECONDS. PATCHY FOG IN THE EVENING. A CHANCE
OF RAIN IN THE EVENING.
SUN
SW WINDS 5 TO 10 KT, BECOMING NW IN THE AFTERNOON. SEAS
3 TO 5 FT. WAVE DETAIL: S 5 FT AT 9 SECONDS AND SW 1 FOOT AT
6 SECONDS. A CHANCE OF RAIN IN THE MORNING, THEN RAIN AND SNOW
LIKELY IN THE AFTERNOON.
SUN NIGHT
NW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. WAVE DETAIL: S
4 FT AT 8 SECONDS AND W 2 FT AT 4 SECONDS. SNOW LIKELY, MAINLY IN
THE EVENING.
MON
W WINDS 15 TO 20 KT, BECOMING SW 25 TO 30 KT IN THE
AFTERNOON. SEAS 3 TO 4 FT, BUILDING TO 4 TO 6 FT IN THE
AFTERNOON. WAVE DETAIL: W 4 FT AT 5 SECONDS AND S 3 FT AT
8 SECONDS, BECOMING SW 6 FT AT 7 SECONDS AND S 3 FT AT 8 SECONDS.
MON NIGHT
W WINDS 25 TO 30 KT WITH GUSTS UP TO 35 KT. SEAS
5 TO 8 FT. LIGHT FREEZING SPRAY AFTER MIDNIGHT.
TUE
W WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 5 TO
7 FT. LIGHT FREEZING SPRAY.
TUE NIGHT
W WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS
4 TO 6 FT. LIGHT FREEZING SPRAY.
WED
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 3 TO
5 FT. LIGHT FREEZING SPRAY.
WED NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
4 TO 6 FT.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ237-171900-
BLOCK ISLAND SOUND-
104 AM EST SAT JAN 17 2026
REST OF TONIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 3 TO 4 FT. WAVE DETAIL: SW 3 FT AT 7 SECONDS AND SE 3 FT AT
11 SECONDS.
SAT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 3 TO
5 FT. WAVE DETAIL: S 5 FT AT 11 SECONDS AND SW 4 FT AT 7 SECONDS.
A CHANCE OF RAIN IN THE AFTERNOON.
SAT NIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,
DIMINISHING TO 5 TO 10 KT AFTER MIDNIGHT. SEAS 3 TO 5 FT. WAVE
DETAIL: S 5 FT AT 8 SECONDS AND W 2 FT AT 4 SECONDS.
SUN
SW WINDS 5 TO 10 KT, BECOMING NW IN THE AFTERNOON. SEAS
3 TO 5 FT. WAVE DETAIL: S 5 FT AT 9 SECONDS AND SW 1 FOOT AT
5 SECONDS. A CHANCE OF RAIN AND SNOW IN THE MORNING, THEN SNOW
AND RAIN LIKELY IN THE AFTERNOON.
SUN NIGHT
NW WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. WAVE DETAIL: S
4 FT AT 8 SECONDS AND W 2 FT AT 3 SECONDS. SNOW LIKELY IN THE
EVENING.
MON
W WINDS 15 TO 20 KT, INCREASING TO 20 TO 25 KT IN THE
AFTERNOON. GUSTS UP TO 30 KT. SEAS 2 TO 4 FT, BUILDING TO 4 TO
6 FT IN THE AFTERNOON. WAVE DETAIL: W 3 FT AT 4 SECONDS AND SE
3 FT AT 8 SECONDS, BECOMING W 5 FT AT 5 SECONDS AND S 3 FT AT
8 SECONDS.
MON NIGHT
W WINDS 20 TO 25 KT WITH GUSTS UP TO 35 KT. SEAS
5 TO 7 FT. LIGHT FREEZING SPRAY AFTER MIDNIGHT.
TUE
W WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS 4 TO
6 FT. LIGHT FREEZING SPRAY.
TUE NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS
3 TO 5 FT. LIGHT FREEZING SPRAY.
WED
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO
4 FT. LIGHT FREEZING SPRAY.
WED NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
4 TO 6 FT.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ230-171900-
BOSTON HARBOR-
104 AM EST SAT JAN 17 2026
REST OF TONIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FOOT OR LESS. A
CHANCE OF SNOW.
SAT
S WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE AFTERNOON.
WAVES AROUND 2 FT. A CHANCE OF RAIN AND SNOW IN THE MORNING, THEN
RAIN LIKELY IN THE AFTERNOON.
SAT NIGHT
SW WINDS 10 TO 15 KT, DIMINISHING TO 5 TO 10 KT
AFTER MIDNIGHT. WAVES AROUND 2 FT IN THE EVENING, THEN 1 FOOT OR
LESS. A CHANCE OF RAIN IN THE EVENING.
SUN
SW WINDS 5 TO 10 KT. WAVES 1 FOOT OR LESS. A CHANCE OF
SNOW.
SUN NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FOOT OR LESS. A CHANCE
OF SNOW IN THE EVENING.
MON AND MON NIGHT
W WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT.
WAVES AROUND 2 FT.
TUE THROUGH WED NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS UP TO
25 KT. WAVES 2 TO 3 FT. A CHANCE OF.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ236-171900-
NARRAGANSETT BAY-
104 AM EST SAT JAN 17 2026
REST OF TONIGHT
SW WINDS 5 TO 10 KT. WAVES 2 TO 3 FT.
SAT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. WAVES 2 TO
4 FT. A CHANCE OF RAIN IN THE AFTERNOON.
SAT NIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, BECOMING
SW 5 TO 10 KT AFTER MIDNIGHT. WAVES 2 TO 4 FT. A CHANCE OF RAIN
IN THE EVENING.
SUN
W WINDS 5 TO 10 KT. WAVES 2 TO 3 FT. A CHANCE OF SNOW IN
THE MORNING, THEN SNOW LIKELY IN THE AFTERNOON.
SUN NIGHT
NW WINDS 5 TO 10 KT. WAVES 2 TO 3 FT. SNOW LIKELY IN
THE EVENING.
MON
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. WAVES 2 TO
4 FT.
MON NIGHT
W WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. WAVES
2 TO 4 FT. LIGHT FREEZING SPRAY AFTER MIDNIGHT.
TUE THROUGH WED
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT.
WAVES 2 TO 4 FT. LIGHT FREEZING SPRAY.
WED NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. WAVES
2 TO 4 FT. LIGHT FREEZING SPRAY.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
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